﻿using MyToDo.Common;
using MyToDo.Common.Events;
using Prism.Events;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MyToDo.Extensions
{
    public static class DialogExtensions
    {
        /// <summary>
        /// 询问窗口
        /// </summary>
        /// <param name="dialogHost"></param>
        /// <param name="title"></param>
        /// <param name="content"></param>
        /// <param name="dialogHostName"></param>
        /// <returns></returns>
        public static async Task<IDialogResult> Question(this IDialogHostService dialogHost,string title,string content,string dialogHostName="Root") 
        { 
            DialogParameters param = new DialogParameters();
            param.Add("Title", title);
            param.Add("Content", content);
            param.Add("dialogHostName", dialogHostName);
            var dialogResult =  await dialogHost.ShowDialog("MsgView", param, dialogHostName);
            return dialogResult;
        }
        /// <summary>
        /// 推送等待消息
        /// </summary>
        /// <param name="aggregator"></param>
        /// <param name="model"></param>
        public static void UpdateLoading(this IEventAggregator aggregator, UpdateModel model) { 
            aggregator.GetEvent<UpdateLoadingEvent>().Publish(model);
        }
        /// <summary>
        /// 注册等待消息
        /// </summary>
        /// <param name="aggregator"></param>
        /// <param name="model"></param>
        public static void Resgiter(this IEventAggregator aggregator, Action<UpdateModel> model)
        {
            aggregator.GetEvent<UpdateLoadingEvent>().Subscribe(model);
        }
        /// <summary>
        /// 注册提示消息
        /// </summary>
        /// <param name="aggregator"></param>
        /// <param name="action"></param>
        public static void ResgiterMessage(this IEventAggregator aggregator, Action<MessageModel> action,string filterName="Main")
        {
            aggregator.GetEvent<MessageEvent>().Subscribe(action, ThreadOption.PublisherThread, true, (m) => {

                return m.Filter.Equals(filterName);
            });
        }
        /// <summary>
        /// 发送提示消息
        /// </summary>
        /// <param name="aggregator"></param>
        /// <param name="message"></param>
        public static void SendMessage(this IEventAggregator aggregator,string message, string filterName = "Main")
        {
            aggregator.GetEvent<MessageEvent>().Publish(new MessageModel{ 
                Filter = filterName,
                Message = message
            });
        }
    }
}
